package com.lxy.common.crud;

import com.github.pagehelper.PageHelper;
import com.github.pagehelper.PageInfo;
import com.lxy.common.bean.PageBean;
import org.springframework.beans.factory.annotation.Autowired;

import java.io.Serializable;
import java.util.List;
import java.util.Map;


@SuppressWarnings("all")
public class BaseServiceImpl<T,M extends BaseMapper> implements BaseService<T>{


    @Autowired
    protected M baseMapper;


    @Override
    public int save(T entity) {
        return baseMapper.save(entity);
    }

    @Override
    public int update(T entity) {
        return baseMapper.update(entity);
    }

    @Override
    public int delete(Serializable id) {
        return baseMapper.delete(id);
    }

    @Override
    public T get(Serializable id) {
        return (T) baseMapper.get(id);
    }


    @Override
    public PageBean queryByMap(Map map) {
        int page = 1; //当前第几页
        int pageSize = 10; //默认每页记录数
        if (map.containsKey("page")) {
            page = Integer.parseInt(map.get("page").toString());
        }
        if (map.containsKey("pageSize")) {
            pageSize = Integer.parseInt(map.get("pageSize").toString());
        }

        PageHelper.startPage(page, pageSize);
        List list = baseMapper.queryByMap(map);
        PageInfo info = new PageInfo(list);
        return new PageBean(page,pageSize,info.getTotal(),list);

    }
}
